package com.example.gokuplayalong.bases.upgrade;

public class UpgradeHistory {
    static UpgradeHistory INSTANCE;

    public static UpgradeHistory getInstance() {
        if (INSTANCE == null) INSTANCE = new UpgradeHistory();
        return INSTANCE;
    }

    public void init() {
        upgrade_1_0_1();
        upgrade_1_0_2();
    }

    private void upgrade_1_0_2() {
    }

    private void upgrade_1_0_1() {

    }
}
